MechanicalEnergy08

Mechanical Energy 1 Follow this link for the first Google Doc entry for the chapter.
Mechanical Energy 2 Follow this link for the second Google Doc entry for the chapter.
Quia Quizzes can be accessed at this link .
Pulleys can be reviewed on this page !
Gears are introduced on this page !
The review game can be accessed at this link!

Concept Summary

• A1 : Large masses and small masses can balance. (Moment)
• Small forces can be leveraged into large forces. (MA>1, levers)
• Leverage can be achieved in many ways. (simple machines)
• Friction takes away from mechanical advantage. (efficiency, pulleys)
• Simple machines can be linked together. (compound machines)
• Some machines trade force for distance/speed. (MA<1, gears)